.ivu-dropdown{
  .ivu-dropdown-rel{
    .tree-input{
      .ivu-input-suffix{
        width: auto;
        text-align: right;
        .icon-arrow{
          margin-right: 4px;
        }
      }
      .el-icon-circle-close{
        display: none;
      }
    }
    .tree-input:hover{
      .el-icon-circle-close{
        display: inline-block;
      }
    }
  }
  .ivu-select-dropdown{
    max-height: 200px;
    overflow: scroll;
    .tree-contant{
      overflow:inherit;
    }
  }
}

